Dry powder inhaler



FIG. 1 is a perspective view of a first embodiment of a dry powder inhaler, with the cover in the open position;

FIG. 2 is a perspective view thereof with the cover in the closed position;

FIG. 3 is a plan view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a right side elevation view thereof;

FIG. 6 is a left side elevation view thereof;

FIG. 7 is a rear elevation view thereof;

FIG. 8 is a front elevation view thereof;

FIG. 9 is a perspective view of a second embodiment of a dry powder inhaler, with the cover in the open position;

FIG. 10 is a perspective view thereof with the cover in the closed position;

FIG. 11 is a plan view thereof;

FIG. 12 is a right side elevation view thereof;

FIG. 13 is a bottom view thereof;

FIG. 14 is a left side elevation view thereof;

FIG. 15 is a front elevation view thereof;

FIG. 16 is a rear elevation view thereof;

FIG. 17 is a plan view of a third embodiment of a dry powder inhaler;

FIG. 18 is a right side elevation view thereof;

FIG. 19 is a bottom view thereof;

FIG. 20 is a left side elevation view thereof;

FIG. 21 is a front elevation thereof; and,

FIG. 22 is a rear elevation thereof. 

The ornamental design for a dry powder inhaler, as shown and described. 